<template>
  <div class="toast" v-show="isShow">
    {{ message }}
  </div>
</template>

<script>
export default {
  name: "Toast",
  data() {
    return {
      message: '',
      isShow: false
    }
  },
  methods: {
    //message = 默认显示的文字, duration = 停留的时间
    show(message = '默认显示的文字', duration = 1500) {
      this.isShow = true;
      this.message = message;
      setTimeout(() => {
        this.isShow = false;
        this.message = '';
      }, duration)
    }

  }

}
</script>

<style scoped>
.toast {
  padding: 8px 10px;
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: #fff;
  background-color: rgba(0, 0, 0, .75);
  z-index: 999;
}
</style>